regulation is evidence we can see when we look at companies that are still going public, like facebook and google and zynga. and linkedin. these companies are all going public with dual class shareholders. the founders are retaining control. i call these private companies in the closet, because they are really finding a way to make sure that they will not be subject to short-term budget short-term shareholders. they're making sure that short- term shareholders don't have any votes. i am not applauding this development. i think maybe it goes a little too far in the unaccountability direction. but it does suggest that our conventional notions of corporate governance, where directors are pressured to listen to shareholders and to focus on share price, is dysfunctional enough. that is a big part of the story about why public companies are disappearing. that's a great question. >> any other questions? >> thank you so much for coming. i have a question related to the shareholder aspect of things. i've been involved in shareholder activism. there is a really great shareholder movement, organizing to mit